(self)
| 611 | self.read_ops(f, True) |
| 612 | |
| 613 | def test_readline(self): |
| 614 | with self.open(os_helper.TESTFN, "wb") as f: |
| 615 | f.write(b"abc\ndef\nxyzzy\nfoo\x00bar\nanother line") |
| 616 | with self.open(os_helper.TESTFN, "rb") as f: |
| 617 | self.assertEqual(f.readline(), b"abc\n") |
| 618 | self.assertEqual(f.readline(10), b"def\n") |
| 619 | self.assertEqual(f.readline(2), b"xy") |
| 620 | self.assertEqual(f.readline(4), b"zzy\n") |
| 621 | self.assertEqual(f.readline(), b"foo\x00bar\n") |
| 622 | self.assertEqual(f.readline(None), b"another line") |
| 623 | self.assertRaises(TypeError, f.readline, 5.3) |
| 624 | with self.open(os_helper.TESTFN, "r", encoding="utf-8") as f: |
| 625 | self.assertRaises(TypeError, f.readline, 5.3) |
| 626 | |
| 627 | def test_readline_nonsizeable(self): |
| 628 | # Issue #30061 |
nothing calls this directly
no test coverage detected